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misfire
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  1. F650 Single Discussion
    Hi all, I have been experiencing extremely bad misfires and now can not ride my bike at all. It started about 2-3 weeks ago my bike was due for an oil change so I changed the oil but over filled it. When I went on a longer ride 200k+ it would start to backfire when I pulled off from lights ETC...
  2. F650 Single Discussion
    An intermittent stutter at 4000 revs has started last week. Sometimes it's worse than others. I am running the correct plugs. I put new ones in 1000 miles ago. The old ones were a perfect colour. I took the new ones out last night as the bike was backfiring all over the place and was unrideable...
  3. F650 Single Discussion
    Hi guys. Any help very much appreciated, as I’m starting to pull my hair out! It’s a bit of a long story, so please stay with me. My 98 Funduro (24000 miles) has seen little use over the last 2 years due to my buying of a very comfortable car, but with the ongoing rise in fuel prices, it came...
  4. F650 Single Discussion
    So: the 'new bike' had a slight misfire when idling, like a skipped beat, usually at lights, and a slight cough from the exhaust on switch-off. I diagnosed this as lean running. Needed choke on for a good few miles to get going. Ordered a Skewdriver and duly adjusted the carbs - nipped the...
  5. F650 Single Discussion
    Hi all, First post good to be onboard. I've got a bimota BB1 that's developed a misfire and wondered if anyone recognised the symptoms. It was perfectly fine until two weeks ago. I was at about 1/3 tank (underslung tank on the BB1) bopping merrily along when the engine suddenly developed a...
  6. F650 Single Discussion
    Hi all. Every time I wash my Funduro it develops a mis-fire afterwards, obviously water is getting somewhere it should'nt. Does anyone know where the Funduro is vulnerable to water ingres? I've checked the obvious electrical connectors & all seem sound, under the seat is bone dry also. I was...
  7. F650 Single Discussion
    Had a trip north of Ullapool today - incredible quiet roads and dramatic scenery! Just as I reached what is probably the most remote spot in Scotland (Loch Shin) I noted a slight misfire - a bit worrying. It seemed like electrics to me so I stopped and removed the spark plug covers to find...
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